[PT032AGZ1], Letter from Herman E Kiefer to Walter Seeley Mallory, June 15th, 1909

Item

Author

Kiefer, Herman E

Recipient

Mallory, Walter Seeley

Mentions

Edison Portland Cement Co
Duncan and Duncan
Dyer, Frank Lewis
Edison, Thomas Alva

Date

1909-06-15

Decade

1900-1909

Type

Letter

Subject

Patent application
Testing and quality control
Cement

Identifier

PT032AGZ1

Folder Set

PT032AGZ

Title

[PT032AGZ1], Letter from Herman E Kiefer to Walter Seeley Mallory, June 15th, 1909

Microfilm ID

184:1065

Rights

Thomas Edison National Historical Park

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University

Timestamp

June 15, 1909

Item sets

Burning Portland Cement Clinker (1905)